Perhaps you should try some spelling variations:
delineate structural » nonlinear structural (Expand search), evaluate structural (Expand search), defensive structural (Expand search)
structural patterns » structural proteins (Expand search), structural protein (Expand search), structural panels (Expand search)
decrease that » decrease the (Expand search), decrease at (Expand search), decrees that (Expand search)
that decrease » that increase (Expand search), that increases (Expand search), not decrease (Expand search)
decrease will » decrease with (Expand search), decrease cell (Expand search), decrease il (Expand search)
toc delineate » to delineate (Expand search), on delineate (Expand search), that delineate (Expand search)
decrease toc » decrease of (Expand search), decrease the (Expand search), decreased to (Expand search)

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease that decrease will decrease ) OR ( decrease toc delineate structural patterns ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease that decrease will decrease ) OR ( decrease toc delineate structural patterns ))*.